Time Warner Road Runner, Linux, and large IPv6 subnets11 September 2015·Updated: 26 November 2023·802 words·4 minsAlthough Time Warner Cable is now Spectrum and wide-dhcpv6 is quite old, this post is still what I’m using today (in 2019)!
Build a network router and firewall with Fedora 22 and systemd-networkd27 August 2015·Updated: 26 November 2023·926 words·5 minsThis post originally appeared on the Fedora Magazine blog.
Trust an IP address with firewalld’s rich rules24 November 2014·Updated: 26 November 2023·308 words·2 minsManaging firewall rules with iptables can be tricky at times.
Securing your ssh server12 October 2010·Updated: 26 November 2023·748 words·4 minsOne of the most common questions that I see in my favorite IRC channel is: “How can I secure sshd on my server?